CN216242555U - Valve body of electromagnetic valve of oxygenerator - Google Patents
Valve body of electromagnetic valve of oxygenerator Download PDFInfo
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- CN216242555U CN216242555U CN202122625950.1U CN202122625950U CN216242555U CN 216242555 U CN216242555 U CN 216242555U CN 202122625950 U CN202122625950 U CN 202122625950U CN 216242555 U CN216242555 U CN 216242555U
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Abstract
The utility model discloses a valve body of an oxygen generator electromagnetic valve, which comprises a valve body, wherein the valve body is provided with a valve cavity for accommodating a valve rod, the valve body is provided with a valve port communicated with the valve cavity, and the oxygen generator electromagnetic valve is characterized in that: the position that the valve body corresponds the valve port is equipped with interior annular portion and locates the outer annular portion of interior annular portion periphery, be formed with between interior annular portion and the outer annular portion and slow down the flow clearance, through addding outer annular portion, the diaphragm need separate with outer annular portion earlier when separating with the valve port at every turn, separates with interior annular portion again for in the twinkling of an eye of solenoid valve circular telegram, the gas that flows to the valve body inside can turn round in the slow flow clearance between outer annular portion and interior annular portion, makes circular telegram gas flow rate reduce in the twinkling of an eye, is difficult for producing the plosive.
Description
Technical Field
The utility model relates to the technical field of electromagnetic valves, in particular to a valve body of an electromagnetic valve of an oxygenerator.
Background
In a common membrane type electromagnetic valve for an oxygen generator, a valve port area of a valve body in contact with a membrane is generally in a single-ring (i.e., only an inner ring portion is provided) structure, when the membrane is in contact with the ring, the valve port is in a closed state, and when the membrane is separated from the ring, the valve port is in an open state. The drawback of this single circular ring structure is that: at the solenoid valve in the twinkling of an eye of circular telegram at every turn, outside gas can flow to the working port through the valve port rapidly to in the working port gets into the oxygenerator, because in the twinkling of an eye at the circular telegram, the clearance between diaphragm and the valve port is great, the air current can produce great plosive when flowing out to the working port, can be unfavorable for patient's rest.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a valve body of an electromagnetic valve of an oxygenerator, wherein an outer ring part is additionally arranged, and a diaphragm is required to be separated from the outer ring part and then separated from an inner ring part each time the diaphragm is separated from a valve port, so that gas flowing into the valve body can turn at a slow flow gap between the outer ring part and the inner ring part at the moment of electrifying the electromagnetic valve, the gas flow rate at the moment of electrifying is reduced, and the popping sound is not easily generated.
The technical purpose of the utility model is realized by the following technical scheme: a valve body of an oxygen generator electromagnetic valve comprises a valve body, wherein the valve body is provided with a valve cavity used for containing a valve rod, the valve body is provided with a valve port communicated with the valve cavity, an inner ring portion and an outer ring portion are arranged at the periphery of the inner ring portion and correspond to the valve port of the valve body, and a flow delaying gap is formed between the inner ring portion and the outer ring portion.
Further, the outer ring portion is coaxially arranged on the periphery of the corresponding inner ring portion.
Further, the outer end face of the inner ring portion protrudes from the outer end face of the corresponding inner ring portion.
Further, the distance between the inner end face of the slow flow gap and the outer end face of the corresponding outer ring part is a, wherein the size of a is 0.8mm-1.5 mm.
Further, the distance between the outer end face of the inner ring part and the outer end face of the corresponding outer ring part is b, wherein the size of b is 0.08mm-0.12 mm.
Furthermore, the valve body is also provided with an air inlet P, an air outlet R and an air outlet A, wherein the air inlet P is communicated with one valve port of the valve body, the air outlet R is communicated with the other valve port of the valve body, and the air outlet A is communicated with the valve cavity corresponding to the position between the two valve ports.
Furthermore, the valve body is provided with a plurality of valve cavities which are arranged in an isolated mode, the valve body is provided with a plurality of air outlets A which are correspondingly communicated with the valve cavities, the valve body is provided with an air inlet passage communicated with an air inlet P which is positioned on the same side of the valve body, and the valve body is provided with an air outlet passage communicated with an air outlet R which is positioned on the same side of the valve body.
In conclusion, the utility model has the following beneficial effects:
this application is on the basis of current interior ring portion, outer ring portion has been increased, the diaphragm at every turn when separating with the valve port, need separate with outer ring portion earlier, again with interior ring portion separation, make in the twinkling of an eye at the solenoid valve circular telegram, the gas that flows to valve body inside can turn round in the slow flow clearance between outer ring portion and interior ring portion, make circular telegram gas velocity in the twinkling of an eye reduce, be difficult for producing the plosive, and when the diaphragm separates with interior ring portion completely, because gas can directly flow into the valve port through the clearance of diaphragm with interior ring portion, outer ring portion just can not cause the influence to gaseous flow direction this moment, thereby also ensure that the solenoid valve can work according to normal flow.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a cross-sectional view at a of the present invention.
Fig. 3 is an enlarged view of the present invention at B.
Fig. 4 is an enlarged view of the present invention at C.
Fig. 5 is a schematic view of the intake passage and the exhaust passage of the present invention.
In the figure: 1. a valve body; 11. a valve cavity; 12. a valve port; 13. an inner ring portion; 14. an outer ring portion; 15. a slow flow gap; 16. an air intake passage; 17. an exhaust passage.
Detailed Description
The utility model will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 4, a valve body of an electromagnetic valve of an oxygen generator includes a valve body 1, the valve body 1 is provided with a valve cavity 11 for accommodating a valve rod, in the present invention, the valve rod is a diaphragm type valve rod, the valve body 1 is provided with a valve port 12 communicated with the valve cavity 11, the valve body 1 is provided with an inner ring portion 13 and an outer ring portion 14 arranged on the outer periphery of the inner ring portion 13 at a position corresponding to the valve port 12, and a slow flow gap 15 is formed between the inner ring portion 13 and the outer ring portion 14.
The outer ring portion 14 is coaxially disposed on the periphery of the corresponding inner ring portion 13, the outer end surface of the inner ring portion 13 protrudes from the outer end surface of the corresponding inner ring portion 13, specifically, the distance between the inner end surface of the slow flow gap 15 and the outer end surface of the corresponding outer ring portion 14 is a, where a is 0.8mm to 1.5mm, preferably 1mm, the distance between the outer end surface of the inner ring portion 13 and the outer end surface of the corresponding outer ring portion 14 is b, where b is 0.08mm to 0.12mm, preferably 0.1mm, when the diaphragm is separated from the outer ring portion 14, the gas flowing into the valve body at the instant of energization of the solenoid valve can bend at the slow flow gap 15 between the outer crank portion 14 and the inner ring portion 13, the inner ring portion 13 is designed to protrude from the outer ring portion 14, so that the gas can flow into the slow flow gap 15 more smoothly, and the flow rate of the gas at the instant of energization is reduced, the outer end face of the inner ring portion 13 and the outer end face of the corresponding outer ring portion 14 are designed to have an excessively large distance, which affects the effect of the slow flow gap 15 on the slow flow of the gas (reducing the gas flow rate).
The valve body 1 is further provided with an air inlet P, an air outlet R and an air outlet A, wherein the air inlet P is communicated with one valve port 12 of the valve body 1, the air outlet R is communicated with the other valve port 12 of the valve body 1, the air outlet A is communicated with the position between the two valve ports 12 corresponding to the valve cavity 11, the air inlet P, the air outlet R and the air outlet A are arranged into the structure of the existing electromagnetic valve body 1, and detailed description is omitted in the practical relation.
As shown in fig. 5, the valve body 1 is provided with a plurality of valve cavities 11 arranged in an isolated manner, the valve body 1 is provided with a plurality of air outlets a correspondingly communicated with the valve cavities 11, the valve body 1 is provided with an air inlet passage 16 communicated with an air inlet P positioned on the same side of the valve body 1, the valve body 1 is provided with an air outlet passage 17 communicated with an air outlet R positioned on the same side of the valve body 1, it should be noted that the air inlet passage 16 and the air outlet passage 17 are not positioned on the same cross section, specifically, the air inlet passage 16 is positioned on the side close to the air inlet P, and the air outlet passage 17 is positioned on the side close to the air outlet R.
In the present invention, the valve body 1 has two separated valve cavities 11, and no matter the valve body 1 has several independent valve cavities 11, the present invention is to protect the valve body 1 having an inner ring portion 13 and an outer ring portion 14 disposed at the outer periphery of the inner ring portion 13 corresponding to the position of the valve port 12, and a slow flow gap 15 is formed between the inner ring portion 13 and the outer ring portion 14.
In conclusion, the utility model has the following beneficial effects:
this application is on current interior ring portion 13 basis, outer ring portion 14 has been increased, the diaphragm is at every turn when separating with valve port 12, need separate with outer ring portion 14 earlier, separate with interior ring portion 13 again, make in the twinkling of an eye at the solenoid valve circular telegram, the gas that flows to the valve body inside can turn round in the slow flow clearance 15 between outer ring portion 14 and interior ring portion 13, make circular telegram gas flow in the twinkling of an eye reduce, be difficult for producing the plosive, and when the diaphragm separates with interior ring portion 13 completely, because gas can be directly through diaphragm and interior ring portion 13's clearance inflow valve port 12, outer ring portion 14 just can not cause the influence to gaseous flow direction this moment, thereby also ensure that the solenoid valve can work according to normal flow.
The above description is only a preferred embodiment of the present invention, and all equivalent changes or modifications of the structure, characteristics and principles described in the present invention are included in the scope of the present invention.
Claims (7)
1. The valve body of the electromagnetic valve of the oxygenerator comprises a valve body (1), wherein the valve body (1) is provided with a valve cavity (11) for accommodating a valve rod, the valve body (1) is provided with a valve port (12) communicated with the valve cavity (11), and the valve body is characterized in that: the valve body (1) is provided with an inner ring part (13) and an outer ring part (14) arranged on the periphery of the inner ring part (13) at a position corresponding to the valve port (12), and a slow flow gap (15) is formed between the inner ring part (13) and the outer ring part (14).
2. The valve body of an oxygen generator solenoid valve as recited in claim 1, wherein: the outer ring part (14) is coaxially arranged on the periphery of the corresponding inner ring part (13).
3. The valve body of the electromagnetic valve of the oxygen generator as claimed in claim 1 or 2, wherein: the outer end face of the inner ring portion (13) protrudes from the outer end face of the corresponding inner ring portion (13).
4. The valve body of an oxygen generator solenoid valve as recited in claim 3, wherein: the distance between the inner end face of the slow flow gap (15) and the outer end face of the corresponding outer ring part (14) is a, wherein the size of a is 0.8-1.5 mm.
5. The valve body of an oxygen generator solenoid valve as recited in claim 4, wherein: the distance between the outer end face of the inner ring part (13) and the outer end face of the corresponding outer ring part (14) is b, wherein the size of b is 0.08-0.12 mm.
6. The valve body of an oxygen generator solenoid valve as recited in claim 3, wherein: the valve body (1) is further provided with an air inlet P, an air outlet R and an air outlet A, the air inlet P is communicated with one valve port (12) of the valve body (1), the air outlet R is communicated with the other valve port (12) of the valve body (1), and the air outlet A is communicated with the valve cavity (11) corresponding to the position between the two valve ports (12).
7. The valve body of an oxygen generator solenoid valve as recited in claim 6, wherein: the valve body (1) is provided with a plurality of valve cavities (11) which are isolated from each other, the valve body (1) is provided with a plurality of gas outlets A which are correspondingly communicated with the valve cavities (11), the valve body (1) is provided with a gas inlet passage (16) communicated with a gas inlet P which is positioned on the same side of the valve body (1), and the valve body (1) is provided with a gas exhaust passage (17) communicated with a gas outlet R which is positioned on the same side of the valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122625950.1U CN216242555U (en) | 2021-10-29 | 2021-10-29 | Valve body of electromagnetic valve of oxygenerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122625950.1U CN216242555U (en) | 2021-10-29 | 2021-10-29 | Valve body of electromagnetic valve of oxygenerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216242555U true CN216242555U (en) | 2022-04-08 |
Family
ID=80992575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122625950.1U Active CN216242555U (en) | 2021-10-29 | 2021-10-29 | Valve body of electromagnetic valve of oxygenerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216242555U (en) |
-
2021
- 2021-10-29 CN CN202122625950.1U patent/CN216242555U/en active Active
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